Home / 48,394,948.40-72,584,128.20-18,087,210.80

Finding the Fourth Proportional to 48,394,948.40, 72,584,128.20 and 18,087,210.80

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Solution

The fourth proportional to 48,394,948.40, 72,584,128.20 and 18,087,210.80 is: 27,127,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,394,948.40 : 72,584,128.20 = 18,087,210.80 : x
  2. Step 2: Convert to fraction form
    48,394,948.40/72,584,128.20 = 18,087,210.80/x
  3. Step 3: Cross multiply
    48,394,948.40x = 72,584,128.20 × 18,087,210.80
  4. Step 4: Simplify right side
    48,394,948.40x = 1,312,844,427,487,624.75
  5. Step 5: Solve for x
    x = 1,312,844,427,487,624.75/48,394,948.40
  6. Step 6: Final answer
    x = 27,127,716.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.